LG PS-P800 Owners Manual - Page 29

Exterior and Dust Sensors Cleaning Method Exterior Cleaning Method Soak soft cloth with warm water, wipe the air purifier after wring dry. • Do not clean mainframe controller and indicator by alkaline liquid. Caution • Do not wipe air purifier's surface by vitriol, hydrochloric acid or organic solvent. Dust sensor cleaning method The dust sensor is a device that senses the minute and large dust particles. The lens part must be periodically cleaned to maintain the performance.  Open the front panel.  Open the dust sensor cover. Front panel Dust sensor cover After Use  Wipe the lens of the dust sensor with a cotton stick. After cleaning the lens, close the cover of the dust sensor in the reverse order. Clean the lens of the dust sensor once every 6 months. But the cleaning frequency can differ according to the using environment and time. So in an environment where it is dusty, clean more frequently. Owner's Manual Front panel Lens of the dust sensor 29